Mercurial > hg > octave-lyh > gnulib-hg
changeset 185:105b13b6565b
*** empty log message ***
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Tue, 08 Feb 1994 04:01:10 +0000 |
parents | b86b271f7d02 |
children | 09762e848a40 |
files | regex.c |
diffstat | 1 files changed, 6 insertions(+), 1 deletions(-) [+] |
line wrap: on
line diff
--- a/regex.c +++ b/regex.c @@ -3324,6 +3324,10 @@ unsigned char *p = bufp->buffer; register unsigned char *pend = p + bufp->used; + /* Mark the opcode just after a start_memory, so we can test for an + empty subpattern when we get to the stop_memory. */ + unsigned char *just_past_start_mem = 0; + /* We use this to map every character in the string. */ char *translate = bufp->translate; @@ -3804,6 +3808,7 @@ /* Move past the register number and inner group count. */ p += 2; + just_past_start_mem = p; break; @@ -3868,7 +3873,7 @@ information for this group that we had before trying this last match. */ if ((!MATCHED_SOMETHING (reg_info[*p]) - || (re_opcode_t) p[-3] == start_memory) + || just_past_start_mem == p - 1) && (p + 2) < pend) { boolean is_a_jump_n = false;